Consider the following pool of mortgages: 100 mortgages with initial balance of $104,650, interest rate 5.4%, issued for 30 years with monthly payments 50 mortgages with initial balance of $312.851, interest rate 4.5%, issued for 15 years with monthly payments What is the weighted Average Maturity for this pool at origination? Express your answer in months rounded to 2 decimal points (e.g. If your answer is 5.6744 months, write 5.67)